In addition to the bonuses given by the Ardougne cloak 3, it will give unlimited teleports to the farming patch north of Ardougne, you will be able to operate your cloak once a day to fully restore all of your summoning points, it will replace junk from The Fishing Trawler with some more useful items, you will have a small chance of making two rune crossbow limbs at once when smithing in Yanille, and Bert will deliver 120 buckets of sand to your bank per day.